Add the appropriate definite or indefinite article for each noun. Definidos
1.
comunidad
2.
pintores
3.
programa
4.
natación
5.
revistas

The appropriate definite article for each given noun in Spanish is:

Defined articles are used to mention nouns that are already known to the person who uses them. Their writing depending on the gender and number of the noun to which they refer is:

Therefore, to use them properly, you must first identify the gender and number of the noun, and then use a definite article that corresponds to these characteristics with the help of the guide above.

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This question is incomplete. Here's the complete question.  

Add the appropriate definite or indefinite article for each noun.

Definidos :

Indefinidos :

Definidos :

1.  La comunidad

2.  Los pintores

3.  El programa

4.  La natación

5.  Las revistas

Indefinidos :

Explanation:

In Spanish grammar, there are 4 forms of definite and indefinite articles depending on gender (masculine or feminine) and number (singular or plural). Indefinite articles refer to any item or person (un, una, unos, unas), while definite articles refer to a specific item or person (el/los, la/las).